After finding the errors, their next task is to resolve them. For many types of email accounts, classic Outlook stores your messages in a Personal Folders File (.pst file). For more information, see Repair your Outlook personal folders file (.pst). If you are having sync issues, Official Fix Outlook guide you can force a manual sync by selecting the Sync button via the View tab on the Ribbon.

I ran the Classic Outlook Advanced Diagnostics troubleshooter but that did not provide any useful information. I also ran the Classic Outlook Calendar Check troubleshooter, but that was useless. The first file in the report said that the troubleshooter could Official Fix Outlook guide not connect because Outlook was not connected to an Exchange server. We often install Add-ins in Outlook to enhance Outlook’s functionality.

If this does not resolve the Outlook 365 crash issue, proceed to the next solution. Priyanka Kumari is a technical content writer in the fields of Email Migration, Data Recovery, Cloud Migration, and File Management. She is dedicated to simplifying complex technology terminologies for all users. Her articles and guides demonstrate her commitment to streamlining email management for professionals or businesses of any size.

Again, check if Microsoft Outlook crashes when opening. If not, the cause of the error is something else. The simplest solution often resolves many software-related issues. Similarly, restarting your computer can clear temporary glitches and refresh your system’s resources. Support and Recovery Assistant performs diagnostic checks and returns potential solutions for you to try in order to resolve Outlook issues.

Now, let us move into the solutions to fix the issue of MS Outlook. Position your company at the center of the tech conversation with spotlight articles, executive interviews, and monthly roundup opportunities. Connect with key decision‑makers, build trust, and expand your brand’s authority across the B2B tech space. Save the repaired file to PST, MSG, EML, PDF, HTML or export directly to Office 365. This should get you back to business promptly. Select the corrupted PST or OST using the file picker.

If your Outlook crashes when opening Official Fix Outlook guide or on startup or even if Outlook stucks at Processing, you can fix it by opening Outlook in Safe Mode. To open Outlook in Safe Mode, follow the instructions below. You can determine if it's corrupted by creating a new profile and changing which profile is used when Outlook starts. If Outlook is NOT able to start in safe mode, then try the next proposed solution below, entitled Create a new Outlook profile. Then, each item in your calendar folder is checked for known problems that can cause unexpected behavior, such as meetings that seem to be missing.

When you enable this option, calendar actions are sent directly to the server instead of having to be synchronized from local storage. To fix performance issues that affect your Calendar, try the following methods. Also, determine whether any local network issues might be causing the problem. This includes issues that affect your local proxy server, firewall, or Internet service provider. Outlook uses an .ost file only if the Exchange email account is configured to use Cached Exchange Mode.

We are aware that some users may not be able to receive email from Gmail accounts. If you access your Outlook.com account through the iOS Mail app, you may be repeatedly asked to enter your username and password. This fix will also lead to a reduction in the total number of contacts on your contact list.

I couldn’t find Official Fix Outlook guide anything in the Event Viewer that points to the root cause, nor could I find any similar issues online. However, if you encountered other issues like Outlook not responding, learn how to fix Outlook not responding here. Once you have made these changes in your PST file, Outlook should open without encountering any more problems. Click the above link to have a quick download, then you can have Outlook errors fixed within minutes. If you do everything properly, Outlook will open when you use the new profile.

If Outlook is configured to connect to the Exchange mailbox in Online mode, an .ost file is not used. To adjust the number of days of data that are synced for shared folders, add the following registry values. You can limit the synchronization window that’s used for calendar folders to reduce the number of items that are stored locally in your calendar folders.

Each folder will be listed with its size and number of messages. Right-click the folder, and then click Properties to check your permissions for the folder. See the folder owner or your administrator to change your permissions. To access the filtering options faster, add them to your Quick Access Toolbar. Another options is to use the Filter Email button on the ribbon.

Launch the recovery assistant if you've tried everything else and Outlook is still crashing. It also allows you to upload your results to Microsoft for review by a support engineer. Perfectly repair and recover corrupted Outlook PST & OST files. Corrupted or badly set-up Outlook profiles can often cause start-up problems. The app might refuse to launch or crash at the splash screen. The PST files will be repaired and the error will be resolved.